20197802280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1\times {\mathrm{7481}}^1$

素因数の和:7795

約数の個数: 128

約数和(自身を含む): 61412256000

約数和(自身を除く): 41214453720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 149, 151, 298, 302, 447, 453, 596, 604, 745, 755, 894, 906, 1192, 1208, 1490, 1510, 1788, 1812, 2235, 2265, 2980, 3020, 3576, 3624, 4470, 4530, 5960, 6040, 7481, 8940, 9060, 14962, 17880, 18120, 22443, 22499, 29924, 37405, 44886, 44998, 59848, 67497, 74810, 89772, 89996, 112215, 112495, 134994, 149620, 179544, 179992, 224430, 224990, 269988, 299240, 337485, 448860, 449980, 539976, 674970, 897720, 899960, 1114669, 1129631, 1349940, 2229338, 2259262, 2699880, 3344007, 3388893, 4458676, 4518524, 5573345, 5648155, 6688014, 6777786, 8917352, 9037048, 11146690, 11296310, 13376028, 13555572, 16720035, 16944465, 22293380, 22592620, 26752056, 27111144, 33440070, 33888930, 44586760, 45185240, 66880140, 67777860, 133760280, 135555720, 168315019, 336630038, 504945057, 673260076, 841575095, 1009890114, 1346520152, 1683150190, 2019780228, 2524725285, 3366300380, 4039560456, 5049450570, 6732600760, 10098901140, 20197802280]

約数ペア:

[(1, 20197802280), (2, 10098901140), (3, 6732600760), (4, 5049450570), (5, 4039560456), (6, 3366300380), (8, 2524725285), (10, 2019780228), (12, 1683150190), (15, 1346520152), (20, 1009890114), (24, 841575095), (30, 673260076), (40, 504945057), (60, 336630038), (120, 168315019), (149, 135555720), (151, 133760280), (298, 67777860), (302, 66880140), (447, 45185240), (453, 44586760), (596, 33888930), (604, 33440070), (745, 27111144), (755, 26752056), (894, 22592620), (906, 22293380), (1192, 16944465), (1208, 16720035), (1490, 13555572), (1510, 13376028), (1788, 11296310), (1812, 11146690), (2235, 9037048), (2265, 8917352), (2980, 6777786), (3020, 6688014), (3576, 5648155), (3624, 5573345), (4470, 4518524), (4530, 4458676), (5960, 3388893), (6040, 3344007), (7481, 2699880), (8940, 2259262), (9060, 2229338), (14962, 1349940), (17880, 1129631), (18120, 1114669), (22443, 899960), (22499, 897720), (29924, 674970), (37405, 539976), (44886, 449980), (44998, 448860), (59848, 337485), (67497, 299240), (74810, 269988), (89772, 224990), (89996, 224430), (112215, 179992), (112495, 179544), (134994, 149620)]